Home / 547,288,113.80-755,248,262.92-296,390,472.32

Finding the Fourth Proportional to 547,288,113.80, 755,248,262.92 and 296,390,472.32

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Solution

The fourth proportional to 547,288,113.80, 755,248,262.92 and 296,390,472.32 is: 409,013,796.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,288,113.80 : 755,248,262.92 = 296,390,472.32 : x
  2. Step 2: Convert to fraction form
    547,288,113.80/755,248,262.92 = 296,390,472.32/x
  3. Step 3: Cross multiply
    547,288,113.80x = 755,248,262.92 × 296,390,472.32
  4. Step 4: Simplify right side
    547,288,113.80x = 223,848,389,365,718,336
  5. Step 5: Solve for x
    x = 223,848,389,365,718,336/547,288,113.80
  6. Step 6: Final answer
    x = 409,013,796.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.